Yokohama challenger · ATP
Yokohama challenger 2025
ChallengerHardYokohama, Japan16 November – 23 November 2025Prize money: 100,000 USD49 matchesAltitude: 26 mCourt: Slow
Champion Rei Sakamoto · Final: 6-1 6-3
Final rounds
| Final | Rei Sakamoto vs Kaichi Uchida | 4-6 7-6(4) 6-4 |
| Semifinal | Kaichi Uchida vs Igor Marcondes | 6-4 6-2 |
| Semifinal | Rei Sakamoto vs Akira Santillan | 3-6 6-1 6-3 |
| Quarterfinal | Kaichi Uchida vs Kei Nishikori | 6-2 6-2 |
| Quarterfinal | Akira Santillan vs Yusuke Kusuhara | 6-3 6-2 |
| Quarterfinal | Rei Sakamoto vs Yasutaka Uchiyama | 3-6 6-3 6-4 |
| Quarterfinal | Igor Marcondes vs Neil Oberleitner | 6-1 6-3 |
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